nalemy

请问如何生成一棵有根树，并以父->子的形式输出

2

就类似于[这道题](https://www.luogu.com.cn/problem/P3833)的形式输出树边。每行两个数 a,b 表示 a 是 b 的父亲。

Everybody can modify their amounts of resources easily.

3

I just analysed the function "gainResource" and found that you could use commands like "window['metal'] = 1000000;" in the console to modify the amount of the metal.

每次都显示“进程被阻塞”

6

每次测试都是"进程被阻塞”，标程也是这么个情况 Win10 64x的电脑，不知道是不是硬件的锅